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50 Cards in this Set

  • Front
  • Back

What is the most commonly used roof covering for residential construction?

asphalt shingles

How long is an asphalt shingle roof designed to last?

20 to 30 years

How many square feet will a square of roofing cover?

100 square feet (9.29 m2)

How many bundles of shingles does it usually take to make one square?

3

Approximately how much does a square of asphalt shingles weigh?

235 to 400 pounds (107 to 181 kg)

What is the wood surface called to which the roofing materials are applied?

deck

What is a horizontal row of shingles called?

course

What is the name of the amount of roofing in each course that is exposed to the weather?

exposure

Which of the following materials is typically used to make flashings?

aluminum

What is the reaction called that occurs when unlike metals come in contact with water?

electrolysis

What is the metal installed around the perimeter of the roof called?

drip edge

What is the heavy paper saturated with asphalt that goes under the shingles called?

asphalt felts

Which type of asphalt shingles has a Class A fire resistance?

fibreglass shingles

What can be done to protect the roof from ice and water?

an ice and water shield may be installed

For conventional methods of asphalt shingle application, what is the minimum roof slope?

4:12

What is the course of shingles called that backs up and fills in the spaces between tabs of the first regular course of shingles?

starter course

How far should roofing nails penetrate the sheathing?

at least 3/4 inch (19 mm)

By how much should the first course of shingles overhang the drip edge?

1/4 to 3/8 inch (6 to 9.5 mm)

What is the maximum exposure of most commonly used asphalt shingles?

5 inches (125 mm)

What is the single tab shingle that covers the ridge called?

ridge cap

Which of the following roofing materials is installed using screws?

cement tiles

Which type of roofing has a self-sealing strip?

asphalt shingles

What does regular cement tile weigh?

700 to 800 pounds per square (34 to 39 kg/m2)

What wood species are most wood shingles and shakes produced from?

western red cedar

What size of boards are used for spaced sheathing for shingles and shakes?

1 ´ 4 or 1 ´ 6 (19 ´ 89 or 19 ´ 140)

Which tool are shingles and shakes usually applied with?

shingling hatchet

What part of a shingling hatchet is used for checking shingle exposure?

sliding gauge

How many nails is each wood shake or shingle fastened with?

2 nails

How far apart should wood shakes be spaced?

1/4 to 3/8 inch apart (6 to 9.5 mm)

By how much should joints of shakes be staggered from adjacent courses?

at least 1 1/2 inch (38 mm)

When hip and ridge shakes are applied, how should they overlap?

overlap should alternate

How does the number of sheets of rated sheathing used on a roof compare to the number of bundles of asphalt shingles required to cover the roof?

they are the same

Why are roof valleys especially vulnerable to leakage?

because of the amount of water that flows down through them

What is a valley called if the shingles on adjacent roof slopes alternately lap each other sideways?

woven valley

What is the minimum distance fasteners for shingles can be placed from the centre of the valley flashing?

6 inches (152 mm)

What are individual metal pieces tacked between courses of shingles called?

step flashings

Before which of the following is step flashing installed?

siding

What is the water diverter on the upper side of a chimney called?

cricket

What is the flashing on the lower side of the chimney called?

apron flashing

How many nails does a regular three-tab asphalt shingle require?

4

After the application of underlayment, it is recommended that ____________

metal drip edge be applied to the rakes

On long roofs, accurate vertical allignment in ensured by starting at the center and working both ways.

True

The area covered by one square of shingles or shakes depends on the choice of underlayment

False

A hip roof has the same area as the equivalent sized gable roof

True

Once clay tiles are loaded onto the roof deck, it is a good idea to begin the interior finishing

False

A _____________ is another name for a cricket

Saddle

____________ and zinc are expensive but high quality flashing materials

copper

Roof _____________ are especially vulnerable to leaking due to the great volume of water that flows down them.

valleys

When nailing shingles, it is recommended that the nails be placed __________ the factory applied adhesive.

below

The most popular type of asphalt shingles used to be the 3-tab, but now most people buy the ____________________ type asphalt shingles because of their favourable appearance and their longer life expectancy.

architectural